Stormont First Minister Peter Robinson and Deputy First Minister Martin McGuinness have expressed their sympathy, after Pc Philippa Reynolds was killed when her patrol car was struck by a stole 4x4.
In a joint statement, the ministers said:
This is devastating news and we want to extend our heartfelt sympathies to the Police Officer's family, friends and colleagues.
We wish her two police officer colleagues a speedy and full recovery. Officers in the PSNI put their lives at risk on a daily basis to serve and protect our community and we are all truly grateful for their dedicated service.
Those who commit a crime such as vehicle theft must realise their actions can have serious consequences. We urge anyone with information to go to the police.